Tania Boler has a PhD in women's health. She co-founded Elvie in 2013 after realising that there was growing market for technology-based personal health products for women. Elvie swiftly won a £100,000 government-sponsored innovation competition. Today Elvie is operating in 59 countries and has generated more than $1 million in revenue. It received funding from Octopus Ventures in 2017. You can find out more about Elvie by visiting their website.